refactor: remove Deno.core (#16881)

This commit removes "Deno.core" namespace. It is strictly private API
that has no stability guarantees, we were supposed to remove it long time ago.

Co-authored-by: Yoshiya Hinosawa <stibium121@gmail.com>

1 files changed, 7 insertions, 11 deletions

diff --git a/cli/tests/unit/globals_test.ts b/cli/tests/unit/globals_test.ts
index cf7293bba..c63b28973 100644
--- a/cli/tests/unit/globals_test.ts
+++ b/cli/tests/unit/globals_test.ts
@@ -71,12 +71,8 @@ Deno.test(function webAssemblyExists() {
   assert(typeof WebAssembly.compile === "function");
 });
 
-declare global {
-  namespace Deno {
-    // deno-lint-ignore no-explicit-any, no-var
-    var core: any;
-  }
-}
+// @ts-ignore This is not publicly typed namespace, but it's there for sure.
+const core = Deno[Deno.internal].core;
 
 Deno.test(function DenoNamespaceConfigurable() {
   const desc = Object.getOwnPropertyDescriptor(globalThis, "Deno");
@@ -86,19 +82,19 @@ Deno.test(function DenoNamespaceConfigurable() {
 });
 
 Deno.test(function DenoCoreNamespaceIsImmutable() {
-  const { print } = Deno.core;
+  const { print } = core;
   try {
-    Deno.core.print = 1;
+    core.print = 1;
   } catch {
     // pass
   }
-  assert(print === Deno.core.print);
+  assert(print === core.print);
   try {
-    delete Deno.core.print;
+    delete core.print;
   } catch {
     // pass
   }
-  assert(print === Deno.core.print);
+  assert(print === core.print);
 });
 
 Deno.test(async function windowQueueMicrotask() {